Item #: 905936 This is an authentic CARTIER Platinum Diamond .30ct 1895 Solitaire Engagement Ring size 47 or 4. The ring is crafted of platinum and features a single round brilliant cut diamond, approximately .30 carat, with G color and VS1 clarity grade. Follow this item for alerts. Cartier is a registered trademark of Cartier. FASHIONPHILE is not affiliated with Cartier.